@ called e @ - @ groups , identified as solar ob ##ser ##vat ##ories . structure 5 ##d @ - @ 96 is the central temple on the east side of the plaza of the seven temples . it has been restored and its rear outer wall is decorated with skull @ - @ and @ - @ cross ##bone ##s motifs . group 6 ##c @ - @ 16 is an elite residential complex that has been thoroughly excavated . it lies a few hundred metres south of the lost world complex and the excavations have revealed elaborate stucco masks , ball ##play ##er murals , relief sculptures and buildings with te ##ot ##ih ##ua ##can characteristics . the great plaza ball ##court is a small
@ called e @ - @ groups, identified as solar observatories. structure 5d @ - @ 96 is the central temple on the east side of the plaza of the seven temples. it has been restored and its rear outer wall is decorated with skull @ - @ and @ - @ crossbones motifs. group 6c @ - @ 16 is an elite residential complex that has been thoroughly excavated. it lies a few hundred metres south of the lost world complex and the excavations have revealed elaborate stucco masks, ballplayer murals, relief sculptures and buildings with teotihuacan characteristics. the great plaza ballcourt is a small